Exemplo n.º 1
0
        private void Execute(SocketPool pool, UseSocket use)
        {
            PooledSocket sock = null;

            try
            {
                //Acquire a socket
                sock = pool.Acquire();

                //Use the socket as a parameter to the delegate and return its result.
                if (sock != null)
                {
                    use(sock);
                }
            }
            catch (Exception e)
            {
                Console.WriteLine("Error in Execute: " + pool.Host);

                //Socket is probably broken
                if (sock != null)
                {
                    sock.Close();
                }
            }
            finally
            {
                if (sock != null)
                {
                    sock.Dispose();
                }
            }
        }
        /// <summary>
        /// Returns a socket to the pool.
        /// If the socket is dead, it will be destroyed.
        /// If there are more than MaxPoolSize sockets in the pool, it will be destroyed.
        /// If there are less than MinPoolSize sockets in the pool, it will always be put back.
        /// If there are something inbetween those values, the age of the socket is checked.
        /// If it is older than the SocketRrecycleAge, it is destroyed, otherwise it will be
        /// put back in the pool.
        /// </summary>
        internal void Return(PooledSocket socket)
        {
            //If the socket is dead, destroy it.
            if (!socket.IsAlive)
            {
                Interlocked.Increment(ref deadsocketsonreturn);
                socket.Close();
            }
            else
            {
                //Clean up socket
                if (socket.Reset())
                {
                    Interlocked.Increment(ref dirtysocketsonreturn);
                }

                //Check pool size.
                if (queue.Count >= owner.MaxPoolSize)
                {
                    //If the pool is full, destroy the socket.
                    socket.Close();
                }
                else if (queue.Count > owner.MinPoolSize && DateTime.Now - socket.Created > owner.SocketRecycleAge)
                {
                    //If we have more than the minimum amount of sockets, but less than the max, and the socket is older than the recycle age, we destroy it.
                    socket.Close();
                }
                else
                {
                    //Put the socket back in the pool.
                    lock (queue)
                    {
                        queue.Enqueue(socket);
                    }
                }
            }
        }